2923906389 has 32 divisors (see below), whose sum is σ = 4121867904. Its totient is φ = 1841253120.

The previous prime is 2923906379. The next prime is 2923906393. The reversal of 2923906389 is 9836093292.

2923906389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2923906389 - 2⁴ = 2923906373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2923906369) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 823959 + ... + 827499.

It is an arithmetic number, because the mean of its divisors is an integer number (128808372).

Almost surely, 2^2923906389 is an apocalyptic number.

It is an amenable number.

2923906389 is a deficient number, since it is larger than the sum of its proper divisors (1197961515).

2923906389 is a wasteful number, since it uses less digits than its factorization.

2923906389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3797.

The product of its (nonzero) digits is 1259712, while the sum is 51.

The square root of 2923906389 is about 54073.1577494786. The cubic root of 2923906389 is about 1429.9509965766.

The spelling of 2923906389 in words is "two billion, nine hundred twenty-three million, nine hundred six thousand, three hundred eighty-nine".